KSAN - The Bone 107.7 FM

About KSAN - The Bone 107.7 FM

KSAN (107.7 FM) “107.7 The Bone” is a classic rock station licensed to San Mateo, California, United States, owned by Cumulus Media. It serves the San Francisco Bay Area, operating from Cumulus San Francisco’s studios at 750 Battery Street, San Francisco. The Bone brand launched in 2000 when the KSAN calls were moved to 107.7.

The station plays classic rock with emphasis on Bay Area favorites and icons, anchored by the Lamont & Tonelli morning show and personality‑driven segments throughout the day. Its mix of anthems, promotions, and live appearances has built a strong following among adults 25–54 across the Bay Area.

Station website